Poly(ADP-ribose) polymerase family member 4 pseudogene 1 (PARP4P1)

Poly(ADP-ribose) polymerase family member 4 pseudogene 1 (PARP4P1) is a **pseudogene** related to the functional gene encoding Poly(ADP-ribose) polymerase family member 4 (PARP4). Pseudogenes are genomic DNA sequences similar to normal genes but are typically non-functional due to mutations that prevent the production of a functional protein[2][6]. PARP4P1 does not encode an active receptor or enzyme and has not been shown to have a direct biological or therapeutic role. While some pseudogenes may be transcribed and participate in gene regulation, such functions are not established for PARP4P1 specifically[4]. The gene is not considered a direct therapeutic target, receptor, or enzyme, and there is no evidence of drug interactions or clinical biomarkers associated with it. Its primary importance is as a genomic variant with sequence similarity to the active PARP4 gene[3][5]. **Key context:** - PARP family members are involved in DNA repair and cellular homeostasis, but this pseudogene lacks protein-coding function[1][3]. - Pseudogenes can sometimes act through RNA-based regulation (e.g., as microRNA decoys or through antisense transcripts)[2][4], but this has not been shown for PARP4P1 specifically. - There is no evidence PARP4P1 is involved in disease, safety, or drug responses. **Summary:** PARP4P1 is a non-functional pseudogene corresponding to the active PARP4 gene but is not itself a protein-coding gene, receptor, or therapeutic target[3][6]. Its functional and clinical significance is undemonstrated; it is mostly relevant to genomic annotation and comparative genomics.

Other names

PARP4PY1poly(ADP-ribose) polymerase family, member 4 pseudogene, Y-linked 1ADPRTL1PADP-ribosyltransferase (NAD+; poly(ADP-ribose) polymerase)-like 1 Y-linked pseudogene

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